UNDERSTANDING PHENYLKETONURIA (PKU)

Phenylketonuria PKU is a rare hereditary condition. It affects the body's power to metabolize an amino acid called phenylalanine. Normally, the liver creates an enzyme known as phenylalanine hydroxylase, which transforms phenylalanine into tyrosine. In individuals with PKU, this enzyme lacks function properly. As a result, phenylalanine accumulates